VulnSocial

CVE-2026-4489Disclosure

LOWCVSS 7.4 · HIGH

Exploit discussion active in current signal (2 latest mentions)

Immediate actions

  • Patch affected systems immediately
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft

Recommended action window: High priority (within 72h)

NVD description

A vulnerability was detected in Tenda A18 Pro 02.03.02.28. This vulnerability affects the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. The manipulation results in stack-based buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.

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2.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-119CWE-121

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Public PoC is present in monitored signal
  • Patch or workaround signal is available
  • 5 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 1 signal
  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 3 signals
  • Disclosure: 3 classified signals
  • General: 1 classified signal
  • Peaked 2d ago at 2 mentions (2026-03-20); latest day: 2
  • 5 total mentions across 3 days

Deep dive

Activity timeline5 mentions / 3d
01122Mentions · 2026-03-20: 2Mentions · 2026-03-21: 1Mentions · 2026-03-22: 2PoC Mentioned / Linked · 2026-03-20: 1Patch / Workaround · 2026-03-20: 1Technical Details · 2026-03-20: 2Technical Details · 2026-03-22: 103-2003-2103-22
Signal classification3 categories
Disclosure
360.0%
Patch
120.0%
General
120.0%
Referenced assets5 URLs
Classification over time
DateTotalLabels
2026-03-202
Disclosure1Patch1
2026-03-211
Disclosure1
2026-03-222
Disclosure1General1
Full discourse5 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-4489 A vulnerability was detected in Tenda A18 Pro 02.03.02.28. This vulnerability affects the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set.… https://www.cve.org/CVERecord?id=CVE-2026-4489 ----- Traducción: CVE-2026-4489 Se … http://infoflow.cloud`

    Post summary

    The post announces CVE-2026-4489 affecting Tenda A18 Pro firmware, giving a affected function and file but providing no exploitation, patch, or PoC details.

    0000010
    61 followersView on X
  • CVE@CVEnew
    General

    CVE-2026-4489 A vulnerability was detected in Tenda A18 Pro 02.03.02.28. This vulnerability affects the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set.… https://www.cve.org/CVERecord?id=CVE-2026-4489

    Post summary

    The excerpt simply notes that CVE-2026-4489 affects a specific function on a Tenda device, without providing PoC, exploit, patch, or detailed technical data.

    00000138
    56.8K followersView on X
  • RedPacket Security@RedPacketSec
    Disclosure

    CVE Alert: CVE-2026-4489 - Tenda - A18 Pro - https://www.redpacketsecurity.com/cve-alert-cve-2026-4489-tenda-a18-pro/ #OSINT #ThreatIntel #CyberSecurity #cve-2026-4489 #tenda #a18-pro

    Post summary

    The tweet links to a CVE alert for CVE-2026-4489, indicating a newly disclosed vulnerability affecting the Tenda A18 Pro device.

    0000088
    3.6K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-4489 Tenda A18 Pro Remote Stack-Based Buffer Overflow in Wi-Fi Configuration Function https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-4489

    Post summary

    The text announces a new remote stack‑based buffer overflow vulnerability in Tenda A18 Pro’s Wi‑Fi configuration function, providing only basic technical details without any proof‑of‑concept, exploit code, or patch information.

    0000039
    4.0K followersView on X
  • CVEFind.com@CveFindCom
    Patch

    [CVE-2026-4489: HIGH] Urgent: Vulnerability found in Tenda A18 Pro 02.03.02.28 with stack-based buffer overflow. Attack possible remotely. Exploit now public. Update advised.#cve,CVE-2026-4489,#cybersecurity https://cvefind.com/CVE-2026-4489

    Post summary

    A stack‑based buffer overflow in Tenda A18 Pro (CVE‑2026‑4489) is remotely exploitable and the exploit is publicly available; an update is urgently recommended.

    0000049
    604 followersView on X

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